you can change its special mode bits. @xref{Mode Structure}, for a
summary of these special mode bits.
-To change a file's mode bit to set the user ID on execution, use
+To change the file mode bits to set the user ID on execution, use
@samp{u} in the @var{users} part of the symbolic mode and
@samp{s} instead of the @var{permissions} part.
-To change a file's mode bit to set the group ID on execution, use
+To change the file mode bits to set the group ID on execution, use
@samp{g} in the @var{users} part of the symbolic mode and
@samp{s} instead of the @var{permissions} part.
-To change a file's mode bit to set the restricted deletion flag or sticky bit,
+To change the file mode bits to set the restricted deletion flag or sticky bit,
omit the @var{users} part of the symbolic mode (or use @samp{a}) and use
@samp{t} instead of the @var{permissions} part.
leading 0, as you do in C. Mode 0055 is the same as mode 55.
A numeric mode is usually shorter than the corresponding symbolic
-mode, but it is limited in that it cannot take into account a file's
-previous mode bits; it can only set them absolutely.
+mode, but it is limited in that it cannot take into account the
+previous file mode bits; it can only set them absolutely.
The permissions granted to the user,
to other users in the file's group,